Koolertron (TM) GPS Tracker Wrist Watch Gsm Surveillance Spy Tracking

Koolertron (TM) GPS Tracker Wrist Watch Gsm Surveillance Spy Tracking Review

Koolertron (TM) GPS Tracker Wrist Watch Gsm Surveillance Spy Tracking Feature

• Inbuilt GPS Module / Internet positioning service center, used to receive and send positioning information
• GSM /GPRS modem supports Quad frequency bands, i.e. 850/900/1800/1900 MHz / High-sensitivity, new workmanship and the most advanced GPS chip
• Can work effectively in limited space such as urban canyon / Low energy consumption / Fast signal acquisition
• Supports single positioning and continuous tracking / Supports alarming and remote monitoring / Supports fast dial button
• May monitor without disturbing the tracked person and realizes real-time tracking / Can position the holder by call or SMS
• Supports the location information inquiry by SMS and Internet
• In emergency, press the SOS button to have an accurate positioning

Technical Specifications
GSM module:GSM 850/900/1800/1900 MHz Quad frequency
GPS sensitivity:-163dBm
GPS center frequency:L1, 1575.42MHz
GPS positioning accuracy:5-25m
GSM positioning accuracy:100-500m
Speed accuracy:0.1 m/s
Time accuracy:Synchronous with GPS
GPS Datum:WGS-84
Hot start:< 1s
Warm start:< 38s
Max. altitude:18000m
Max. speed:515m/s
Gravitational acceleration:?4g
Others
Operating temperature:-20---65?
Humidity:5%---95%
Dimensions:64.5mm×45.5mm×17.5 mm (main unit)
Voltage:Rechargeable 450mAh battery
Power supply:DC5V
Standby time:>48h
Buttons:SOS button for emergency aid; Call 1, Call 2, Switch on / off buttons, interface switch button
Note:
This device is of non-waterproof design.
This device must work with the cooperation of GSM/GPRS network.
Make sure that the SIM card has sufficient balance in order to avoid inconvenience in use.
This device supports the dual positioning mode of GPS and GSM/GPRS.

***Please kindly notice before purchase***:Order will be shipped via prior registered airmail(7-11 days delivery time when parcel shipped out,NOT 17-28 days indicated by amazon system),Tracking number is available. We save shipping postage for buyer from this.Thanks for your understanding!